Resolved! STM32U5A9 OctoSPI memory mapped (read only) with NOR FLASH triggers hard fault on first access.
I am trying to bring up the MX25UM51245G NOR Flash connected to OctoSPI 1 on a STM32U5xx development board. I have implemented most of the actions specified in AN5050 to set up this NOR Flash.Since my use case does NOT require the ability to have the...